Ming drew the model below to represent the equation 24 + 12 = blank x (8 + 4).
2 answers:
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Answer:
The estimate of the population proportion of defective battery is 0.1333.
Step-by-step explanation:
Estimate of the population proportion of defective battery:
The estimate of the population proportion is the sample proportion.
Sample proportion:
Number of desired outcomes divided by the number of total outcomes.
Proportion of defective battery:
20 defective out of 150. Thus:
The estimate of the population proportion of defective battery is 0.1333.