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Category > Math Posted 27 Aug 2017 My Price 8.00

A researcher wants to test if the mean annual salary of all lawyers in a city is different than $110,000.

A researcher wants to test if the mean annual salary of all lawyers in a city is different than $110,000. The null hypothesis for this example will be that the population mean is:

 

  • ​greater than to $110,000
  • not equal to $110,000
  • ​less than to $110,000
  • ​equal to $110,000

 

A qualitative variable is the only type of variable that:​

 

  • ​cannot be graphed
  • ​can assume an uncountable set of values
  • ​can assume numerical values
  • ​cannot be measured numerically

 

You toss a coin nine times and observe 3 heads and 6 tails. This event is a:

 

  • ​multiple outcome
  • ​multinomial sample point
  • simple event
  • ​compound event

 

Which of the following pairs of events are mutually exclusive?

 

  • ​Female and male
  • No and yes
  • ​Female and yes
  • ​Female and no

 

The p-value is the:

 

  • ​smallest significance level at which the null hypothesis can be rejected
  • ​smallest significance level at which the null hypothesis can be rejected
  • ​largest significance level at which the null hypothesis can be rejected
  • ​largest significance level at which the alternative hypothesis can be rejected

 

Which of the following assumptions is not required to use ANOVA?

 

  • ​The populations from which the samples are drawn have the same variance.
  • ​The populations from which the samples are drawn are (approximately) normally distributed.
  • ​The samples drawn from different populations are random and independent.
  • ​All samples are of the same size.

Answers

Martinakom
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Status NEW Posted 27 Aug 2017 11:08 AM My Price 8.00

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