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Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.5: Comparing Sets Of Data

Problem 2GP

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25. The mean monthly starting salary for 12 randomly sampled business school graduates is
Php35400. If the sum of the monthly starting salaries of the first 11 graduates is Php392,
300 how much is the monthly starting salary of the 12th graduate?
A. Php32,450
B. Php32,500
C. Php34,800
D. Php35,454.55
26. A stock investor purchased 3000 shares of ACEN stocks in May at Php6.79 per share. In
July, she purchased an additional of 4800 shares at Php8.47 per share. In August she
purchased an additional of 8500 shares when the price per share went down to Php7.82.
The weighted mean price per share of her ACEN stock is
A. Php7.69
B. Php7.82
C. Php8.15
D. Php8.47
27. Jack has been employed since January 2021 receiving a net monthly salary of Php20000.
In anticipation of his Christmas expenses and since he had not saved any part of his salary
during the past 9 months, he decided to save 15% of his net monihly salary for October
to December. What will be his average monthly savings for the entire year?
A. Php750
B. Php900
C. Php1000
D. Php3000

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The mean monthly starting salary for 12 randomly sampled business school graduates is Php35400. If the sum of the monthly starting salaries of the first 11 graduates is Php392, 300 how much is the monthly starting salary of the 12th graduate? A. Php32,450 B. Php32,500 C. Php34,800 D. Php35,454.55
Calculate the point prevalence for Alzheimer’s disease among individuals 65 years of age or older in a county that has 200,000 individuals who are 65 years of age or older, if 22,223 individuals who are 65 years of age or older have the disease.
In fall 2014, 34% of applicants with a Math SAT of 700 or more were admitted by a certain university, while 16% with a Math SAT of less than 700 were admitted. Further, 32% of all applicants had a Math SAT score of 700 or more. What percentage of admitted applicants had a math SAT of 700 or more? Round to the nearest percentage point
**Please who by hand. 6) Wages of Workers Without High School Diploma. SmartAsset reports that average weekly earnings for workers who have not received a high school diploma is $493 in 2018. Suppose you would like to determine if the average weekly earnings for workers who have received a high school diploma is significantly greater than average weekly earnings. For workers who have not received a high school diploma. Data providing the weekly pay for a sample of 50 workers who have received a high school diploma are available in the file WeeklyHSGradPay. These data are consistent with the findings reported by SmartAsset. State the hypotheses that should be used to test whether the mean weekly pay for workers who have received a high school diploma is significantly greater than the mean weekly pay for workers who have not received a high school diploma. Use the data in the file WeeklyHSGradPay to compute the sample mean, the test statistic, and the p-value. Repeat the hypothesis test…
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Suppose that the mean score of 28 students (in a class of 30 students) in a quiz is 28. What should be the mean of the remaining 2 students in the class in order that the class mean is 30?
If 10 out of 30 students got 22.5, 15 got 40 and 5 got 80 in an exam, which is the weighted average of the grades taken from this exam?
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The manager of the Danvers-Hilton Resort Hotel stated that the mean guest bill for a weekend is$600 or less. A member of the hotel’s accounting staff noticed that the total charges for guest billshave been increasing in recent months. The accountant will use a sample of weekend guest billsto test the manager’s claim.
One sample has a mean of M=5 and a second sample has a mean of M=10. The two samples are combined into a single set of scores. What is the mean for the combined set if both of the original samples have n=5 scores? ANSWER ↓ What is the mean for the combined set if the first sample has n=4 scores and the second sample has n=6? ANSWER ↓ What is the mean for the combined set if the first sample has n=6 scores and the second sample has n=4? ANSWER ↓

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