Mat 120 unit 3 test review

Always round up when determining ____ size

results are statistically significant if differences in observed results and the null unlikely

A P-value is __ observing a statistic as extreme or more extreme than one observed under Null

the __ of confidence is the proportion of intervals that will contain the parameter, larger # s

As the probability of a Type I error increases, the probability of a Type II error ______

The __ under the curve of the T-distribution is equal to 1

A higher level of confidence leads to a ___ Interval

The t- distribution is centered at 0 and __ about 0

When 5.32 becomes 5 is an example of rounding

Confidence intervals constructed by hand versus technology may differ due to ____

A ___estimate estimates a parameter's value

Hypothesis___ is a procedure used with statements regarding a characteristic of one or more pop

The first step in hypothesis testing i making a __ regarding the nature of the population

having prior estimate of the Probability __ sample size needed to effectively conduct research

If np(1-p) >= 10 and n/N <= 5%, a distribution is approximately___

an interval or numbers based on a point estimate

The Number of decimal places in a proportion

A type II error occurs when the null hypo is___ rejected even though alter hypothesis true

When 5.32 becomes 6 is an example of rounding ___

The t- distribution is different for different degrees of ____

The goal of statistical __ is to generalize from a sample to a population.

This type significance takes into account non-statistical considerations

The area under the tails of the t-distribution is ___ than those of the standard normal distri

This type hypothesis is a statement for which evidence to support is sought.

A statement regarding characteristics of one or more populations

The level of _____ is the probability of making a Type I error

Rejecting the Null hypothesis when it is ____ is a Type I error

When observed results are unlikely given the null hypothesis, the result is ____ significant

This type hypothesis is a statement to be tested

___ samples produce more precise estimates