Question

Construct a 95% confidence interval to estimate the population proportion using the data below. x=23 n=80 N=500 The 95% confidence interval for the population proportion is

The 95% confidence interval for the population proportion is :

Answer #1

ANSWER:

1) Construct a 95% confidence interval to estimate the
population proportion using the data below.
x = 24
n= 75
N= 500
2) A university would like to estimate the proportion of fans
who purchase concessions at the first basketball game of the
season. The basketball facility has a capacity of
3,500 and is routinely sold out. It was discovered that a total
of 200 fans out of a random sample of 400 purchased concessions
during the game. Construct a...

if n=100 and X=30, construct a 95% confidence interval
estimate for the population proportion.

Construct a 99% confidence interval to estimate the population
mean using the data below.
x over bar equals 25
s equals 3.5
n equals 23
N equals 180
The 99% confidence interval for the population mean is
(____,____)

Construct a 95% confidence interval to estimate the population
mean using the data below.
With 95 % confidence, when nequals= 50 the population mean is
between a lower limit of _____ and an upper limit of ______

If n = 100 and X = 80, construct a 95% confidence interval for
the population proportion, p. Give your answers to three decimals
< p

1.)If n=400 and X=100, construct a 95% confidence interval
estimate of the population proportion.
≤π≤ (ROUND 4 DECIMAL PLACES)
2.) 19A telecommunications company wants to estimate the
proportion of households that would purchase an additional
telephone line if it were made available at a substantially reduced
installation cost. Data are collected from a random sample of 500
households. The results indicate that 120 of the households would
purchase the additional telephone line at a reduced installation
cost.
a. Construct a...

Construct a 90% confidence interval to estimate the population
mean using the data below.
x? = 90
? = 10
n = 30
N = 300
The? 90% confidence interval for the population mean is?
(_,_).

Construct a? 99% confidence interval to estimate the population
mean using the data below. x?=25 , s=4.5 , n=22 , N=180. The 99%
confidence interval for the population mean is? (Round to two
decimal places)

f Upper X overbar=80, sigma=11, and n=69, construct a 95%
confidence interval estimate of the population mean, mu.

Construct a confidence interval estimate of the population
proportion p with
n = 1200, x = 800, alpha = 0.01

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