Answer: 0.05
Step-by-step explanation:
Given : To ensure the quality of the shipment, he selected a random sample of 300 cups and inspected them for defects. He found 15 to be defective.
i.e. sample size : n= 300
sample proportion : 
The best estimate for population proportion is the sample proportion.
Therefore, the estimated proportion defective in the population : 0.05
Answer:
x=10
Step-by-step explanation:

Answer:
you have to add
Step-by-step explanation:
Answer:
v×w = -6i-12
Step-by-step explanation:
hello :
Let v=-3i and w=2 - 4i.
v×w = -3i(2-4i) = -6i+12i² = -6i-12 ... i² = -1
1 imperial foot has approximately 30.48 metric centimeters, and for one present we need 3 ft, or namely 3(30.48) cm, how many can we get from 102 cm? 102 ÷ 3(30.48) ≈ 1.1155, so barely just one present.