Listed below are the numbers of deaths from lightning on the different days of the week over a period of 35 years. Use a 0.01 significance level to test the claim that deaths from lightning occur on the different days with the same frequency. Day Sun Mon Tues Wed Thurs Fri Sat Number of deaths 547 445 429 479 428 422 466 a. State Upper H 0 . A. p Subscript Sun Baseline equals p Subscript Mon Baseline equals p Subscript Tue Baseline equals p Subscript Wed Baseline equals p Subscript Thur Baseline equals p Subscript Fri Baseline equals p Subscript Sat Baseline equals 1 divided by 7 B. At least one proportion is different from the others C. p Subscript Sun Baseline equals p Subscript Mon Baseline equals p Subscript Tue Baseline equals p Subscript Wed Baseline equals p Subscript Thur Baseline equals p Subscript Fri Baseline equals p Subscript Sat Baseline equals 1 divided by 2 D. p Subscript Sun Baseline not equals p Subscript Mon Baseline not equals p Subscript Tue Baseline not equals p Subscript Wed Baseline not equals p Subscript Thur Baseline not equals p Subscript Fri Baseline not equals p Subscript Sat b. Find the sum of the observed frequencies: nothing (enter a whole number) c. Calculate the expected frequency for each day: nothing (give 2 decimal places) d. Calculate the test statistic. Which of these options is closest to its value? A. chi squared equals 25.29 B. chi squared equals 27.77 C. chi squared equals 22.23 D. chi squared equals 14.93 e. State the value of the critical value: nothing (give 3 decimal places) f. State the technical conclusion. A. Reject Upper H 0 B. Do not reject Upper H 0 g. State the final conclusion. A. There is not sufficient evidence to warrant rejection of the claim. B. There is not sufficient sample evidence to support the claim. C. There is sufficient evidence to warrant rejection of the claim. D. The sample data support the claim.

Listed below are the numbers of deaths from lightning on the different days of the week over a period of 35 years. Use a 0.01 significance level to test the claim that deaths from lightning occur on the different days with the same frequency. Day Sun Mon Tues Wed Thurs Fri Sat Number of deaths 547 445 429 479 428 422 466 a. State Upper H 0 . A. p Subscript Sun Baseline equals p Subscript Mon Baseline equals p Subscript Tue Baseline equals p Subscript Wed Baseline equals p Subscript Thur Baseline equals p Subscript Fri Baseline equals p Subscript Sat Baseline equals 1 divided by 7 B. At least one proportion is different from the others C. p Subscript Sun Baseline equals p Subscript Mon Baseline equals p Subscript Tue Baseline equals p Subscript Wed Baseline equals p Subscript Thur Baseline equals p Subscript Fri Baseline equals p Subscript Sat Baseline equals 1 divided by 2 D. p Subscript Sun Baseline not equals p Subscript Mon Baseline not equals p Subscript Tue Baseline not equals p Subscript Wed Baseline not equals p Subscript Thur Baseline not equals p Subscript Fri Baseline not equals p Subscript Sat b. Find the sum of the observed frequencies: nothing (enter a whole number) c. Calculate the expected frequency for each day: nothing (give 2 decimal places) d. Calculate the test statistic. Which of these options is closest to its value? A. chi squared equals 25.29 B. chi squared equals 27.77 C. chi squared equals 22.23 D. chi squared equals 14.93 e. State the value of the critical value: nothing (give 3 decimal places) f. State the technical conclusion. A. Reject Upper H 0 B. Do not reject Upper H 0 g. State the final conclusion. A. There is not sufficient evidence to warrant rejection of the claim. B. There is not sufficient sample evidence to support the claim. C. There is sufficient evidence to warrant rejection of the claim. D. The sample data support the claim.

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Description: Listed below are the numbers of deaths from lightning on the different days of the week over a period of 35 years. Use a 0.01 significance level to test the claim that deaths from lightning occur on the different days with the same frequency.

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Day Sun Mon Tues Wed Thurs Fri Sat

Number of deaths 547 445 429

479

428 422 466

a. State

Upper H 0

p Subscript Sun Baseline equals p Subscript Mon Baseline equals p Subscript Tue Baseline equals p Subscript Wed Baseline equals p Subscript Thur Baseline equals p Subscript Fri Baseline equals p Subscript Sat Baseline equals 1 divided by 7

At least one proportion is different from the others

p Subscript Sun Baseline not equals p Subscript Mon Baseline not equals p Subscript Tue Baseline not equals p Subscript Wed Baseline not equals p Subscript Thur Baseline not equals p Subscript Fri Baseline not equals p Subscript Sat

b. Find the sum of the observed frequencies:

nothing

(enter a whole number)

c. Calculate the expected frequency for each day:

nothing

(give 2 decimal places)

d. Calculate the test statistic. Which of these options is closest to its value?

chi squared equals

25.29

chi squared equals

27.77

chi squared equals

22.23

chi squared equals

14.93

e. State the value of the critical value:

nothing

(give 3 decimal places)

f. State the technical conclusion.

Reject Upper H 0

Do not reject Upper H 0

g. State the final conclusion.

There is not sufficient evidence to warrant rejection of the claim.

There is not sufficient sample evidence to support the claim.

There is sufficient evidence to warrant rejection of the claim.

The sample data support the claim.

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