Question

A machine Produced
defective articles in a
batch
of 400. After overhauling it produced 10 defective in a batch
of 300
As machine
improved ? alfa =0.01

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Answer 1

Answer:

good morning sister

Step-by-step explanation:

good morning sister

Answer 2

Answer:

.Which statement is not true about confidence intervals? *

1 point

(A) A confidence interval is an interval of values computed from sample data that is likely to include the true population value.

(B) An approximate formula for a 95% confidence interval is sample estimate ± margin of error

(C) A confidence interval between 20% and 40% means that the population proportion lies between 20% and 40%.

(D) A 99% confidence interval procedure has a higher probability of producing intervals that will include the population parameter than a 95% confidence interval procedure.