Use the statistical table. Sixty gym members were randomly selected and their weights were recorded and inputted into MINITAB. The results are summarized in Exhibit 1 below. One-Sample Z: Weight Test of mu = 195 vs < 195 The assumed standard deviation = 22.11 Variable N Mean StDev SE Mean Weight 60 193.13 22.11 * Test at a 5% signficance level. State the conclusion of this test. Give a reason for your answer. Show all workings.
Use the statistical table.
Sixty gym members were randomly selected and their weights were recorded and inputted into MINITAB. The results are summarized in Exhibit 1 below.
One-Sample Z: Weight
Test of mu = 195 vs < 195
The assumed standard deviation = 22.11
Variable N Mean StDev SE Mean
Weight 60 193.13 22.11 *
Test at a 5% signficance level. State the conclusion of this test. Give a reason for your answer.
Show all workings.
Given,
Sample size (n) = 60
Sample mean (x bar) = 193.13
Population Standard deviation = 22.11
Under the claim, the null and the alternative hypothesis are,
Calculate test statistic:
The value of test statistic is,
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