Stats

Research caput A A security family later on releasing four new types of engrosss on supermarket shelves for wiz hebdomad wished to confine which types sell better than others. 108 units were exchange, a chi-square summary was conducted to determine whether the distribution of sales indicated several(prenominal) varieties of locks were much normal than others. The under table shows the type of lock, how many of each lock were sold and the theatrical role each lock sold of the be sales. compositors case of LockNumber Sold% of Total Sold SupaSafe2523.1 Lock Tight3936.1 Neva be active3330.6 U-Beaut1110.2 Of the hail number sold the Lock Tight sold the some units, 36.1% of the fall units sold whereas the U-Beaut only sold 10.2% of the come in sales. The chi-square abbreviation indicated a significant disagreement between the locks in that some were more popular than others with the Lock Tight and Neva Move more popular than the other two varieties. Research Question B To determine whether school suspensions in a sample of children of prisoners were give the axe up activity related a chi-square analysis was conducted.

The at a lower place table shows the total number of male and female students, the percentage of each bring up that were hang up of the total number for that sex as puff up as the percentage of the total number of suspensions for each sex. braceNumber of Students% Suspended% of Total Suspensions Male3638.977.8 effeminate3411.822.2 Eighteen students were hang and as can be seen in the table 77.8% of those suspended were male. P earson’s chi-square showed a moment o! f .017 indicating a significant difference between the sexes. The test shows that suspensions were sexual urge related in that males were significantly more likely to be suspended than females.If you indirect request to get a full essay, cast it on our website: OrderCustomPaper.com

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