Grade 11 and 12 Mathematics (Moderator: geoffrey)

For a 2 2 contingency table, the sampling distribution of the chi-square statistic is based on df. ...

Started by abern

Find the probability of at least 2 girls in 7 births. Assume that male and female births are equally ...

Started by newbem

The mean of a set of data is 352.53 and its standard deviation is 120.00. Find the z score for a ...

Started by Yolanda

You obtained a value of 2 = -10.26 with 2 df. The critical value of with 2 df is 5.99 with alpha ...

Started by appyboo

An airline estimates that 96 of people booked on their flights actually show up. If the airline ...

Started by lb_gilbert

In a study, 44 of adults questioned reported that their health was excellent. A researcher wishes to ...

Started by stevenposner

A body temperature of 96.8 F given that human body temperatures have a mean of 98.20 F and a ...

Started by madam-professor

A car insurance company has determined that 9 of all drivers were involved in a car accident last ...

Started by V@ndy87

What is the probability that 6 rolls of a fair die will show four exactly 5 times? A) 0.33490 B) ...

Started by beccaep

In a data set with a range of 52.6 to 118.7 and 200 observations, there are 138 data points with ...

Started by Bernana

Data set: 3 14 10 6 3 3 14 6 3 14 2 14 15 4 9 3 12 10 6 14; data point 6 A) 62 B) 40 C) 25 D) ...

Started by justinmsk

Data set: 2 3 7 4 2 5 10 9 11 3 3 10 6 1 10; data point 7 A) 35 B) 70 C) 60 D) ...

Started by tiara099

The Mann-Whitney U test is appropriate for analyzing data from a design using levels of an ...

Started by D2AR0N

The Mann-Whitney U test is the nonparametric analog of the . a. trel b. two-factor ...

Started by HCHenry

N = 2396; p = 0.63 A) = 1504.2 B) = 1509.5 C) = 1501.0 D) = ...

Started by leilurhhh

N = 1578; p = 0.57 A) = 909.2 B) = 899.5 C) = 892.0 D) = ...

Started by scienceeasy

The statistic used in the Mann-Whitney test is . a. t b. F c. 2 d. ...

Started by brutforce

The weights (in pounds) of 30 newborn babies are listed below. Find Q1. 5.5 5.7 5.8 6.0 6.1 6.1 ...

Started by cagreen833

N = 29; p = 3/5 A) = 2.64 B) = 0.23 C) = 5.91 D) = 6.76 ...

Started by melly21297

The test scores of 32 students are listed below. Find Q3. 32 37 41 44 46 48 53 55 56 57 59 63 65 ...

Started by RODY.ELKHALIL

A requirement for the Mann-Whitney U test is that . a. scores must be ranked b. scores must ...

Started by clippers!

N = 1617; p = .57 A) = 24.03 B) = 23.18 C) = 19.91 D) = ...

Started by jhjkgdfhk

If the value of U A 1 for a Mann-Whitney test increases, then the value of U A 2 . a. also ...

Started by tiffannnnyyyyyy

The null hypothesis for the Mann-Whitney U test is H0: . a. = A A 1 2 b. The row and column ...

Started by captainjonesify

N = 34; p = 0.21 A) = 5.64 B) = 2.37 C) = 31.82 D) = 7.14 ...

Started by K@