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Suppose you perform the hypothesis test Ho: µ = 90 versus H1:µ < 90. The population variance, o?, is unknown. The sample size is n = 17. Assume the significance level is 0.01. 1) Should you use z or t to find the critical value? Ot Oz 2) Choose the correct critical region. Reject Ho if z > %a Reject Ho if t > ta Reject Ho if z > %a Reject Ho if t > ta Reject Ho if z > %a Reject Ho if t > to OReject Ho if z > za Reject Ho if t > t: OReject Ho if z < Za Reject Ho if t << - ta - Reject Ho if z < Za Reject Ho if t < ta Reject Ho if z < Reject Ho if t < -ta OReject Ho if z < – zg Reject Ho if t < - tg OReject Ho if z < Za or z > za Reject Ho if t < - ta or t > ta | ta or t > ta Reject Ho if t < - ta or t > ta OReject Ho if z < Za or z > za Reject Ho if t < - O Reject Ho if z < Za or z > z: OReject Ho if z < or z 2 z: O Reject Ho if t < - te or t > ta 3) Identify the critical value. If there are multiple critical values, separate them using commas. If using z, round to 2 decimals; if using t, round to 3 decimals". 4) From our collected data, we find that the test statistic value is 1.52. What decision should you make? Reject Ho O Do Not Reject Ho * Note: If you have an answer such as z 2.50, you must type 2.50 instead of 2.5. %3D

Suppose you perform the hypothesis test Ho: µ = 90 versus H1:µ < 90. The population variance, o?, is unknown. The sample size is n = 17. Assume the significance level is 0.01. 1) Should you use z or t to find the critical value? Ot Oz 2) Choose the correct critical region. Reject Ho if z > %a Reject Ho if t > ta Reject Ho if z > %a Reject Ho if t > ta Reject Ho if z > %a Reject Ho if t > to OReject Ho if z > za Reject Ho if t > t: OReject Ho if z < Za Reject Ho if t << - ta - Reject Ho if z < Za Reject Ho if t < ta Reject Ho if z < Reject Ho if t < -ta OReject Ho if z < – zg Reject Ho if t < - tg OReject Ho if z < Za or z > za Reject Ho if t < - ta or t > ta | ta or t > ta Reject Ho if t < - ta or t > ta OReject Ho if z < Za or z > za Reject Ho if t < - O Reject Ho if z < Za or z > z: OReject Ho if z < or z 2 z: O Reject Ho if t < - te or t > ta 3) Identify the critical value. If there are multiple critical values, separate them using commas. If using z, round to 2 decimals; if using t, round to 3 decimals". 4) From our collected data, we find that the test statistic value is 1.52. What decision should you make? Reject Ho O Do Not Reject Ho * Note: If you have an answer such as z 2.50, you must type 2.50 instead of 2.5. %3D

MATLAB: An Introduction with Applications
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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Suppose you perform the hypothesis test Ho: µ = 90 versus H1:µ < 90. The population variance, o?, is unknown. The sample size is n = 17. Assume the significance level is 0.01. 1) Should you use z or t to find the critical value? Ot Oz 2) Choose the correct critical region. Reject Ho if z > %a Reject Ho if t > ta Reject Ho if z > %a Reject Ho if t > ta Reject Ho if z > %a Reject Ho if t > to OReject Ho if z > za Reject Ho if t > t: OReject Ho if z < Za Reject Ho if t << - ta - Reject Ho if z < Za Reject Ho if t < ta Reject Ho if z < Reject Ho if t < -ta OReject Ho if z < – zg Reject Ho if t < - tg OReject Ho if z < Za or z > za Reject Ho if t < - ta or t > ta | ta or t > ta Reject Ho if t < - ta or t > ta OReject Ho if z < Za or z > za Reject Ho if t < - O Reject Ho if z < Za or z > z: OReject Ho if z < - 플 or z 2 z: O Reject Ho if t < - te or t > ta 3) Identify the critical value. If there are multiple critical values, separate them using commas. If using z, round to 2 decimals; if using t, round to 3 decimals". 4) From our collected data, we find that the test statistic value is 1.52. What decision should you make? OReject Ho O Do Not Reject Ho * Note: If you have an answer such as z 2.50, you must type 2.50 instead of 2.5.
Transcribed Image Text:Suppose you perform the hypothesis test Ho: µ = 90 versus H1:µ < 90. The population variance, o?, is unknown. The sample size is n = 17. Assume the significance level is 0.01. 1) Should you use z or t to find the critical value? Ot Oz 2) Choose the correct critical region. Reject Ho if z > %a Reject Ho if t > ta Reject Ho if z > %a Reject Ho if t > ta Reject Ho if z > %a Reject Ho if t > to OReject Ho if z > za Reject Ho if t > t: OReject Ho if z < Za Reject Ho if t << - ta - Reject Ho if z < Za Reject Ho if t < ta Reject Ho if z < Reject Ho if t < -ta OReject Ho if z < – zg Reject Ho if t < - tg OReject Ho if z < Za or z > za Reject Ho if t < - ta or t > ta | ta or t > ta Reject Ho if t < - ta or t > ta OReject Ho if z < Za or z > za Reject Ho if t < - O Reject Ho if z < Za or z > z: OReject Ho if z < - 플 or z 2 z: O Reject Ho if t < - te or t > ta 3) Identify the critical value. If there are multiple critical values, separate them using commas. If using z, round to 2 decimals; if using t, round to 3 decimals". 4) From our collected data, we find that the test statistic value is 1.52. What decision should you make? OReject Ho O Do Not Reject Ho * Note: If you have an answer such as z 2.50, you must type 2.50 instead of 2.5.
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