A supplier tells a large hospital stockroom that the facility should buy 30% small, 45% medium and 25% large surgi-cal gloves. When the stockroom manager randomly surveys 100 workers about their size preferences, 23 request small,57 medium, and 30 large gloves. The manager wonders thisconstitutes evidence that the supplier’s recommendationwon’t meet the hospital’s needs? What test should she run?A) chi-square goodness of fit testB) chi-square test of homogeneityC) 1-sample t-testD) 1-proportion z-testE) 2-proportion z-test

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A supplier tells a large hospital stockroom that the facility
should buy 30% small, 45% medium and 25% large surgi-
cal gloves. When the stockroom manager randomly surveys
100 workers about their size preferences, 23 request small,
57 medium, and 30 large gloves. The manager wonders this
constitutes evidence that the supplier’s recommendation
won’t meet the hospital’s needs? What test should she run?
A) chi-square goodness of fit test
B) chi-square test of homogeneity
C) 1-sample t-test
D) 1-proportion z-test
E) 2-proportion z-test
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