The claim is that the proportion of peas with yellow pods is equal to 0.25 (or 25%). The sample statistics from one experiment include

490

peas with

94

of them having yellow pods. Find the value of the test statistic.

Question

Mathematics

Tapia

23 January, 11:12

The claim is that the proportion of peas with yellow pods is equal to 0.25 (or 25%). The sample statistics from one experiment include

490

peas with

94

of them having yellow pods. Find the value of the test statistic.

+4

Answers (1)

Know the Answer?

Lucille Mccarthy · Answer 1

p = 0.25

q = 1 - p = 0.75

x = 82

n = 400

psample = x/n = 82/400 = 0.205

test statistic, z = (psample - p) / sqrt (pq/n) = (0.205 - 0.25) / sqrt (0.25*0.75/400) = - 2.078

The claim is that the proportion of peas with yellow pods is equal to 0.25 (or 25%). The sample statistics from one experiment include490peas with94of them having yellow pods. Find the value of the test statistic.

The claim is that the proportion of peas with yellow pods is equal to 0.25 (or 25%). The sample statistics from one experiment include

490

peas with

94

of them having yellow pods. Find the value of the test statistic.