Answer:
42 flowers
Step-by-step explanation:
15 flowers for every 5 packets
15 ÷ 5 = 3
3 flowers per 1 packet
14 × 3 = 42
Answer:
- B
- A
- B
Step-by-step explanation:
......................
Answer: sqrt(58)
Step-by-step explanation:
Answer:
So the value of the test statistic is -0.85.
Step-by-step explanation:
We know that a sample of 1800 computer chips revealed that 53% of the chips do not fail in the first 1000 hours of their use. The company's promotional literature states that 54% of the chips do not fail in the first 1000 hours of their use.
We get that:
We calculate the standar deviation:
We calculate the value of the test statistic:
So the value of the test statistic is -0.85.