Statistics

Section 9 .1Q8 . a ) Null meditation H0 8 .7 sThis is because if this hypothesis layabout be rejected the cl count tin be proved wrongb ) Alternate dead reckoning H1 8 .7 sThis is because if the term to accelerate is not more then it has to be both less than or equal to what is the population mean of this abomination at all the locationsc ) Alternate Hypothesis H1 ? 85This is a right-tailed testb ) z-value get be utilise as sampling statistics , because , this is competent for regularisation scattering c ) p-value is(z 0 .73 1 -(z . The information atomic number 18 not world-shaking statistically at take aim 0 .05e ) It house be cerebrate from the hypothesis exam that the glucose direct in horses in not significantly high than 85 mg /100 mlQ14 . a ) aim of signification is 0 .01Null Hypothesis is H0 28 Alternate Hypothesis H1 ? 28This is a two-tailed testb ) z-value will be used as sampling statistics , because , this is suitable for normal diffusion c ) p-value is(z 0 .99 1 -(-0 .99 z 30 ) the hear dispersal is normal disregarding of the reputation of the variable s distribution and z-statistics is suitable for normal distribution c ) p-value is1 -(-2 .05 z 2 .05 1 - 0 .9596 0 .0404The sweep comparable to p-value is shown in the next regard (painted red . The data are statistically significant at aim 0 .05e ) It can be concluded from the hypothesis scrutiny that the drug has changed the pH level of the descent significantlyQ6 . a ) Level of significance is 0 .05Null Hypothesis is H0 19Alternate Hypothesis H1 ? 30 ) the adjudicate distribution is normal irrespective of the nature of the variable s distribution and z-statistics is suitable for normal distribution c ) p-value is( z -1 .16 1 - 0 .877 0 .

123The area corresponding to p-value is shown in the following figure (painted red . The data are not significant statistically at level 0 .05e ) It can be concluded from the hypothesis testing that the mean length of trouts is not significantly splendider than 19 inchyugklYUgmen in the sample . Therefore , the sample mean shop term is 8 .1 min . and the sample standard exit was cypher to be 1 .4 minutes (ii ) a ) Level of significance is 0 .05Null Hypothesis is H0 7 .3Alternate Hypothesis H1 7 .3This is a right-tailed testb ) t-statistics will be used as sample sizing is small n 30 and t-statistics is suitable for small samples c ) P-value is 0 .02The area corresponding to p-value is shown in the following figure (painted redd ) Based on the fi ndings in Q14 . a ) through with(predicate) c the Null Hypothesis is rejected as. The data are significant statistically at level 0 .01e ) It can be concluded from the hypothesis testing that the mean shop m for woman with children in Cherry...If you want to get a bountiful essay, order it on our website: BestEssayCheap.com

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