Question
1- Ask at least 30 people about the number of pets they have at home {...
1- Ask at least 30 people about the number of pets they have at home { 0, 1, 2, 3, 4, ....}
(1, 2, 3, 4, 0, 0, 1, 0, 2, 1, 1, 1, 2, 3, 0, 0, 5, 1, 3, 0, 2, 0, 1, 3, 1, 2, 0, 2, 1, 0)
2- Form a discrete probability distribution table
3- Graph the probability distribution
4- Find mean
5- Find varuance
6- Find standard deviation
Homework Answers
Answer #1
Not the answer you're looking for?
Similar Questions
Use your social media app. 1- Ask at least 30 people about the number of pets...
Use your social media app.
1- Ask at least 30 people about the number of pets they have at
home { 0, 1, 2, 3, 4, ....}
2- Form a discrete probability distribution table
3- Graph the probability distribution
4- Find mean
5- Find variance
6- Find standard deviation
6. You have been provided the following probability distribution: Pets P(x) x*P(x) (x-µ)²P(x) 0 0.330 1...
6. You have been provided the following probability
distribution:
Pets
P(x)
x*P(x)
(x-µ)²P(x)
0
0.330
1
0.270
2
0.300
3
0.050
4
0.025
5
0.020
6 or more
0.005
Let x = the total number of pets in a
household
a. Complete table
b. What is the probability of a household having no
pets?
c. What is the probability of a household having exactly 3
pets?
d. What is the probability of a household having
between 1 and 3
pets?...
x P(X=x) 0 0.44 The incomplete table at right is a discrete random variable x's probability...
x
P(X=x)
0
0.44
The incomplete
table at right is a discrete random variable x's
probability distribution, where x is the number of days in
a week people exercise. Answer the following:
1
0.18
2
0.02
3
(a)
Determine the
value that is missing in the table.
4
0.03
5
0.13
6
0.07
(b)
Explain the meaning of " P(x < 2) " as it applies to the context
of this problem.
7
0.04
(c)
Determine the
value of P(x >...
The number of time a family cooks at home each week has the following probability distribution....
The number of time a family cooks at home each week has the
following probability distribution. Use this distribution to answer
the following three questions.
Cooking at home probability distribution
Number of times
Probability
0
0
1
.05
2
.05
3
.1
4
.2
5
.3
6
.2
7
.1
a) What is the variance for the number of times the family will
cook at home? (round your answer to the nearest thousandth) (hint
mean is 4.65)
b)
What is...
2. The incomplete probability distribution table at the right is of the discrete random variable x...
2.
The incomplete
probability distribution table at the right is of the discrete
random variable x representing the number of times people
donate blood in 1 year. Answer the following:
x
P(X=x)
(a)
Determine the
value that is missing in the table. (Hint: what are the
requirements for a probability distribution?)
0
0.532
1
0.124
2
0.013
(b)
Find the
probability that x is at least 2 , that is find
P(x ≥ 2).
3
0.055
4
0.129
5
(c)...
We surveyed some people about the ages of their pets and we got the following data....
We surveyed some people about the ages of their pets and
we got the following data. We want you to construct the 96%
confidence interval for the mean age of pets in Lake County in
years for this data. 7, 4, 3, 11, 4, 2, 1, 3, 5, 6, 10, 15, 5,
4
Group of answer choices
Between 4.7723 and 6.7829
Between 4.7296 and 6.6523
Between 3.5892 and 7.8393
Between 5.0274 and 6.4573
Between 4.8792 and 8.1349
The following table represents a Discrete Probability Distribution for the number of days it takes John’s...
The following table represents a Discrete Probability
Distribution for the number of days it takes John’s Garage to
repair vehicles for its customers.
Number of days to repair a vehicle
1
2
3
4
5
6
7
Probability
26.7%
33.6%
15.8%
13.7%
6.3%
2.4%
1.5%
With the aid of a table, calculate the following
mean
variance, and
standard deviation
10. Let x be the number of PC computers are repaired at the Best Buy in...
10. Let x be the number of PC
computers are repaired at the Best Buy in Green Acres Mall on a
randomly selected day. This data is represented in the discrete
probably distribution table below
(x)
1
2
3
4
5
P(x)
0.16
0.22
?
0.20
0.14
Find the probability that 3 computers were repaired that
day.
Find the mean of this probability distribution
Find the standard deviation of this probability
distribution
Find probability that at most 4 computers were...
Eating out. A survey asked 849 people how many times per week they dine out at...
Eating out. A survey asked 849 people how many
times per week they dine out at a restaurant. The results are
presented in the following table.
Number of Times
Frequency
0
116
1
232
2
246
3
146
4
54
5
23
6
26
7
6
Consider the 849 people to be a population. Let X be the number
of times per week a person dines out for a person sampled at random
from this population.
a.) compute the probability...
1. About 5% of the population has a particular genetic mutation. 179 people are randomly selected....
1. About 5% of the population has a particular genetic mutation.
179 people are randomly selected.
Find the mean for the number of people with the genetic mutation in
such groups of 179.
Find the standard deviation for the number of people with the
genetic mutation in such groups of 179. (Round to the nearest 2
decimal places.)
2. The Wilson family had 8 children. Assuming that the
probability of a child being a girl is 0.5, find the probability...
ADVERTISEMENT
Need Online Homework Help?
Get Answers For Free
Most questions answered within 1 hours.
ADVERTISEMENT
Active Questions
asked 5 minutes ago
asked 7 minutes ago
asked 10 minutes ago
asked 31 minutes ago
asked 36 minutes ago
asked 42 minutes ago
asked 57 minutes ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago