Question
In 1948 an organization surveyed 1100 adults and asked, "Are you a total abstainer from, or...
In 1948 an organization surveyed 1100 adults and asked, "Are you a total abstainer from, or do you on occasion consume, alcoholic beverages?" Of the 1100 adults surveyed, 429 indicated that they were total abstainers. In a recent survey, the same question was asked of 1100 adults and 363 indicated that they were total abstainers
Determine the sample proportion for each sample.
The proportions of the adults who took the 1948 survey and the recent survey who were total abstainers are
Find the test statistic for this hypothesis test.
Determine the P-value for this hypothesis test.
Homework Answers
Answer #1
Not the answer you're looking for?
Similar Questions
In 1947, an organization surveyed 1100 adults and asked, "Are you a total abstainer from, or...
In 1947, an organization surveyed 1100 adults and asked, "Are
you a total abstainer from, or do you on occasion consume,
alcoholic beverages?" Of the 1100 adults surveyed, 363 indicated
that they were total abstainers. In a recent survey, the same
question was asked of 1100 adults and 308 indicated that they were
total abstainers.
(a) Determine the sample proportion for each
sample.
The proportions of the adults who took the 1947 survey and the
recent survey who were total...
Im 1948, an organization surveyed 100 adults and asked “Are you a total abstainer from, or...
Im
1948, an organization surveyed 100 adults and asked “Are you a
total abstainer from, or do you on occasion consume, alcoholic
beverages?” Of the 1100 adults surveyed, 396 indicated that they
were total abstainers. In a recent survey, the same question was
asked if 1100 adults and 319 indicated that they were toral
abstainers. Complete parts A-D, though I only have A’s question.
(a) Determine the sample proportion for each sample.
The proportions of the adults who took the...
In 1947, an organization surveyed 1100 adults and asked, "Are you a total abstainer from, or...
In 1947, an organization surveyed 1100 adults and asked, "Are
you a total abstainer from, or do you on occasion consume,
alcoholic beverages?" Of the 1100 adults surveyed, 363 indicated
that they were total abstainers. In a recent survey, the same
question was asked of 1100 adults and 319 indicated that they were
total abstainers. Use the α =0.01 level of significance.
1) Find the test statistic for this hypothesis test.
2) Determine the P-value for this hypothesis test.
In 1942 an organization surveyed 1100 adults and asked, "Are you a total abstainer from, or...
In 1942 an organization surveyed 1100 adults and asked, "Are
you a total abstainer from, or do you on occasion consume,
alcoholic beverages?" Of the 1100 adults surveyed, 440 indicated
that they were total abstainers. In a recent survey, the same
question was asked of 1100 adults and 374 indicated that they were
total abstainers.
Let p1 represent the population proportion of 1942 adults who
were total abstainers and p2 represent the population proportion of
recent adults who were total...
An organization surveyed 1 comma 100 adults and asked, "Are you a total abstainer from, or...
An organization surveyed 1 comma 100 adults and asked, "Are you
a total abstainer from, or do you on occasion consume, alcoholic
beverages?" Of the 1 comma 100 adults surveyed, 362 indicated that
they were total abstainers. Sixty years later, the same question
was asked of 1 comma 100 adults and 435 indicated that they were
total abstainers. Has the proportion of adults who totally abstain
from alcohol changed? Use the alpha equals 0.01 level of
significance. The test statistic...
An organization surveyed 1 comma 100 adults and asked, "Are you a total abstainer from, or...
An organization surveyed 1 comma 100 adults and asked, "Are you
a total abstainer from, or do you on occasion consume, alcoholic
beverages?" Of the 1 comma 100 adults surveyed, 362 indicated that
they were total abstainers. Sixty years later, the same question
was asked of 1 comma 100 adults and 410 indicated that they were
total abstainers. Has the proportion of adults who totally abstain
from alcohol changed? Use the alpha equals 0.05 level of
significance. Determine the null...
An online survey asked 1,000 adults “What do you buy from your mobile device?” The results...
An online survey asked 1,000 adults “What do you buy from your
mobile device?” The results indicated that 61% of the females and
39% of the males answered clothes.
The sample sizes for males and females were not provided.
Suppose that both samples were 500 and that 195 out of the 500
males and 305 out of the 500 females reported they buy clothing
from their mobile device.
Using the Excel output below, answer the following
questions:
Z Test for...
#1. A survey organization recently conducted a random sample of 1000 individuals from the population of...
#1. A survey organization recently conducted a random sample of
1000 individuals from the population of American adults. The survey
assessed the relationship between religiosity and partisanship. It
asked the individuals whether religion is an important part of your
life,” and asked them if they think of themselves as Democrats,
Republicans, or Independents. The results were as follows:
Partisanship
Religion Not Important
Religion Important
Total
Democrat
130
220
350
Independent
85
255
340
Republican
35
275
310
Total
250
750...
1. A random sample of 640 adults in a large country was asked “Do you need...
1. A random sample of 640 adults in a large country was asked
“Do you need a haircut?” Of the 640 adults surveyed, 283 indicated
that they need a haircut.
1a. Check the requirements needed to construct a confidence
interval for the population proportion.
1b. Find a 95% confidence interval for the population proportion
of adults who need a haircut.
1c. Could exactly 25% of the country need a haircut?
2. In a survey of 2000 students, 1638 of them...
A survey of 700 adults from a certain region asked, "Do you enjoy shopping for clothing...
A survey of 700 adults from a certain region asked, "Do you
enjoy shopping for clothing for yourself?" The results indicated
that 49% of the females enjoyed shopping for clothing for
themselves as compared to 40% of the males. The sample sizes of
males and females were not provided. Suppose that of 400 females,
196 said that they enjoyed shopping for clothing for themselves
while of 300 males, 120 said that they enjoyed shopping for
clothing for themselves. Complete parts...
ADVERTISEMENT
Need Online Homework Help?
Get Answers For Free
Most questions answered within 1 hours.
ADVERTISEMENT
Active Questions
asked 2 minutes ago
asked 8 minutes ago
asked 15 minutes ago
asked 30 minutes ago
asked 32 minutes ago
asked 46 minutes ago
asked 58 minutes ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago