2. For the data 14, 21, 26, 27, 28, 32, 35, 35, 38, 45, 48, 50, 51, 51, 57, find a. The percentile rank of x=48.6 b. The percentile rank of x-35(

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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please quickly, solve question2
Student's name:
Answer the following questions
ID:
1. Arandom sample of 45 employees who have a master degree, have an average salary
of 50 ID with variance of 48. Another group of employee who hold a bachelor was
randomly selected; their salary mean was 43 with variance of 65. Estimate the 95 %
confidence interval for the differences between the two populations. (Given Z-1.96),
REDMI NOTE 10 PRO |
section:
2. For the data 14, 21, 26, 27, 28, 32, 35, 35, 38, 45, 48, 50, 51, 51, 57, find
a. The percentile rank of x=48. (
b. The percentile rank of x = 35
07/09/2022 16:36
Transcribed Image Text:Student's name: Answer the following questions ID: 1. Arandom sample of 45 employees who have a master degree, have an average salary of 50 ID with variance of 48. Another group of employee who hold a bachelor was randomly selected; their salary mean was 43 with variance of 65. Estimate the 95 % confidence interval for the differences between the two populations. (Given Z-1.96), REDMI NOTE 10 PRO | section: 2. For the data 14, 21, 26, 27, 28, 32, 35, 35, 38, 45, 48, 50, 51, 51, 57, find a. The percentile rank of x=48. ( b. The percentile rank of x = 35 07/09/2022 16:36
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