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Interpret the following computer cross-tab output including a X2 test. Interpret the computer cross-tab output, including a Chi-square test. Variable COMMUTE is "How did you get to work last week?" Variable GENDER is "Are you male or female?" Comment on the appropriateness of the statistical test used (make sure that your response includes information on the types of variables used and the scales of measurement). Describe an alternative approach that may be used complete solution correct answer key
--------------------COMMUTE*GENDER Cross-Tabulation-------------------------------GENDER--------------Female------Male--------TotalCOMMUTE At Home Count 6 10 16%within COMMUTE 37.5% 62.5% 100.0%%within GENDER 7.0% 17.9% 11.3%% of Total 4.2% 7.0% 11.3%-----------------------------------------------------------------------------------------------------BUS Count 16 16 32%within COMMUTE 50.0% 50.0% 100.0%%within GENDER 18.6% 28.6% 22.5%% of Total 11.3% 11.3% 22.5%------------------------------------------------------------------------------------------------------DRIVE Count 32 17 49%within COMMUTE 65.3% 34.7% 100.0%%within GENDER 37.2% 30.4% 34.5%% of Total 22.5% 12.0% 34.5%------------------------------------------------------------------------------------------------------PASSENGER Count 24 9 33%within COMMUTE 77.7% 27.3% 100.0%%within GENDER 27.9% 16.1% 23.2%% of Total 16.9% 6.3% 23.3%------------------------------------------------------------------------------------------------------WALK Count 8 4 12%within COMMUTE 66.7% 33.3% 100.0%%within GENDER 9.3% 7.1% 8.5%% of Total 5.6% 2.8% 8.5%------------------------------------------------------------------------------------------------------Total Count 86 56 142%within COMMUTE 60.6% 39.4% 100.0%%within GENDER 9.3% 100.0% 100.0%% of Total 60.6% 39.4% 100.0%
Sun Microsystems has approximately 50% of the high-end Unix machines market with its closest competitor being IBM. Suppose that 15 firms were in the market to purchase a high-end Unix machine. Assume that these firms listened to sales pitches by a..
Marks on statistics midterm test are normally distributed with mean of 78 and a standard deviation of 6. Determine the probability that class of 50 has average midterm mark that is less than 75?
given two samples a and b with population size of a 30 sample variance of a 45.3 and a population size of b 25 sample
At the 1% significance level, can it be concluded that the current distribution of responses differs from that of a year ago ?? Formulate and test the appropriate hypotheses. Use the critical value approach.
You are dealt 2 cards successively without replacement from a shuffled deck of 52 cards. Find the probability that the first card is a king and the second card is a queen.
Determine whether such subjects do better, on the average, than expected by just guessing and perform the statistical test
find the value of z that would be used to test the difference between the proportions given the following. use g - h.
a study was done on the propagation of an ultrasonic stress wave through a substance. in particular attenuation in
The player’s college and the projected draft position for seven players from each conference are as follows. The National Football League (NFL) holds its annual draft of the nation’s best college football players in April each year. Prior to the draf..
Calculate the covariance
Based on this information, by what factor does the risk of having an accident increase due to driving while intoxicated?
Biologist estimates that 50% of the deer in a region carry a certain type of tick. For a sample of 300 deer selected at random, what is the chance that 155 or fewer deer have this tick?
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