Stats Help for College-level Students

Time Line Series Forecasting

The table attached presents 4 years of quarterly sales for Mary’s Mongoose Menagerie. Marty wants to know what quarterly sales will be in 2002. Project quarterly sales for 2002 using trend analysis. Now, project quarterly sales for 2002. Revise quarterly sales number for season of the year.

Linear

The Electrocomp Corporation manufactures two electrical products: air conditioner and large fans. The assembly process for each is similar in that both require a certain amount of wiring and drilling. Each air conditioner takes 3 hours of wiring and 2 hours of drilling. Each fan must go through 2 hours of wiring and 1 hour of ...continues

Statistics

Test hypothesis

Statistics

Regression analysis and hypothesis testing

Statistics

Regression and hypothesis testing

computation of percentiles in frequenncy distributions

On a paper and pencil measure of self-esteem, subjects in an experiment received the following scores: 113 131 138 145 154 116 131 138 145 155 119 132 138 146 156 119 133 140 146 157 121 134 140 148 163 125 134 141 150 167 129 134 141 151 129 135 142 152 130 137 143 141 What is the percentile rank of score 15 ...continues

determining the corner point

The Electrocomp Corporation manufactures two electrical products: air conditioner and large fans. The assembly process for each is similar in that both require a certain amount of wiring and drilling. Each air conditioner takes 3 hours of wiring and 2 hours of drilling. Each fan must go through 2 hours of wiring and 1 hour of ...continues

Simple Linear Regression Analysis

Regression Analysis

Linear Regression

Linear regression

A realtion between moment generating functions and the expectation of a random variable.

Use moment generating functions to find an expression for the expectation of a random variable.