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

Ricardo Conley

11 November, 00:56

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?

Quincy Reynolds · 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.