in a sample of 167 children selected randomly from one town it is found that 37 of them suffer from asthma at the significance level test the claim that the proportion of all children in the town who suffer from asthma is 11%​

sorry i need the points

step-by-step explanation:

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i need a picture

step-by-step explanation:

yx = 36

step-by-step explanation:

cos f = opposite side/ hypotenuse

cos f = yw / yx

we know cos f = 4/9 and yw =16

4/9 = 16/yx

multiply each side by yx

4/9 yx = 16/ yx * yx

4/9 yx = 16

multiply each side by 9/4

9/4 * 4/9 yx = 16 *9/4

yx = 36

its c