do parts a) & b) Find the 95% z-interval or t-interval for the indicated parameter. (a)u...
X 15.1.45 Find the 95% z-interval or t-interval for the indicated parameter. (a) u (b) p x = 153, s = 34, n=29 p=0.3, n= 60 (a) The 95% confidence interval for u is ( (Round to two decimal places as needed.) to
95%
confidence interval (PART A and B)
Find the 95% z-interval or t-interval for the indicated parameter. (a) μ x 151, s-36, n-32 (b) p p=0.7, n=50 (a) The 95% confidence interval for μ is to (Round to two decimal places as needed.)
95%
z-interval or t-interval
Part a and b
Find the 95% z-interval or t-interval for the indicated parameter. (a) u x 174, s 37, n 38 (b)p p 0.7, n 73 (a) The 95% confidence interval for is L to l (Round to two decimal places as needed.)
find z sc
Construct the confidence interval for the population mean μ 0.95, x 5.2, σ 0.4, and n 58 A 95% confidence interval for μ is D (Round to two decimal places as needed)
A) Construct the indicated confidence interval for the population mean μ using the t-distribution. Assume the population is normally distributed. c = 0.99, x equals = 12.4, s = 4.0, n =7 ( ? , ? ) (Round to one decimal place as needed.) B) The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through (c) below. Assume the population is normally distributed. 1424 1224 980 697 730 834 723...
need help with this one
Find the confidence interval for estimating the population proportion for parts (a) through (c). a. 92.5% confidence level; n = 600; P=0.20 b. 99% confidence level; n = 140; p = 0.04 C. Q=0.09; n = 375; p=0.90 Click the icon to view the standard normal table of the cumulative distribution function. a. The confidence interval is <P (Round to four decimal places as needed.) b. The confidence interval is <p<. (Round to four decimal...
Use the given data to find the 95% confidence interval estimate of the population mean u. Assume that the population has a normal distribution. IQ scores of professional athletes: Sample size n = 20 Mean x = 104 Standard deviation s = 9 <μ< Note: Round your answer to 2 decimal places.
Determine the margin of error for a 95% confidence
interval to estimate the population mean when s=37 for the sample
sizes below.
Solve for c) n=46.
htmathe Student Homework Theme =41778etod y FALL 2019 STAT 3309 CRN 120961 Homework: Section 8.3 Confidence intervals with s Homework Score: 0 57 of 1 pt 28.3.22-T Determine the margin of error for a 95% confidence interval to estimate the E a) n. 13 b) n = 30 c) n46 a) The margin of...
Use the given information to find the 95% confidence interval for the population mean μ. (Round to one decimal place as needed) Weight loss on a diet: n = 35, x̅ = 4.5 kg, s = 5.2 kg
.Find a 99% confidence interval for μ if n-100. b, Find a 99% confidence interval for μ if n 400. e. Find the widths of the holding the confidence a.The 99% confidence interval for μ if n-100i8 approxmatelyOO Round to three decimal places as needed.) b. The 99% confidence interval p if n-400 is approximately Round to threç decimal places as needed.) 0 1 of 2 O A. Quadrupling the sample size while holding the confidence coefficient fixed increases the...