A marketing report concerning personal computers states that 650,000 owners will buy a printer for their machines next year and 1,250,000 will buy at least one software package. If the report states that 1,450,000 owners will buy either a printer or at least one software package, how many will buy both a printer and at least one software package?

Each box of Healthy Crunch breakfast cereal contains a coupon entitling you to a free package of garden seeds. At the Healthy Crunch home office, they use the weight of incoming mail to determine how many of their employees are to be assigned to collecting coupons and mailing out seed packages on a given day. (Healthy Crunch has a policy of answering all its mail on the day it is received.) If the answer is a whole number, write a whole number. If it has one decimal place, write one decimal place. Otherwise, round off to two decimal places. If the answer is greater than 999, put a comma.   a. Solve for Σx = Blank 1 b. Solve for Σy = Blank 2 c. Solve for Σx2 = Blank 3 d. Solve for Σy2 = Blank 4 e. Solve for Σxy = Blank 5 f. Solve for Pearson's r = Blank 6 g. Solve for the variance = Blank 7 h. Solve for the slope of the simple linear regression line = Blank 8 i. Solve for the y-intercept of the simple linear regression line = Blank 9 j. If the weight of the incoming mail is 30 lb, what…

Suppose your school has 1000 students. Why can you be pretty sure that some pair of them will have telephone numbers that end in the same two digits and that they will like the same brand of soda?

A researcher believed that the number of rental cars in service by a car rental company would have an impact on the total annual revenue for that car rental company. Five small car rental companies were surveyed, with the number of Cars in service recorded in units of 1000 (so if a car rental company had 54000 cars in service, a 54 would be recorded) and Annual Revenue measured in millions of dollars (so an Annual Revenue of $10,000,000 would be recorded as 10). The data follows: Cars (1,000s)       Annual Revenue ($ millions)11.5                   118 10.0                   135 9.0                     100 5.5                     37 3.3                     32 Part of the Excel-generated Simple Linear Regression output is provided below: ANOVA   df SS MS F Significance F Regression 1 7891.863897 7891.863897 22.91180151 0.017339231 Residual 3 1033.336103 344.4453677     Total 4 8925.2           Coefficients Standard Error t Stat P-value Intercept -19.12490108 23.1658578…

The board of an Internet startup company has fifteen members. If one person is to be in charge of researchnbspand another in charge of accounting, in how many ways can these two positions be filled?

If 15 TVs are pulled from an assembly line and 2 fail, how many would be expected to fail when 1,500 TVs go to market?

A group of 14 people who are members of an investment club wish to choose a president, vice-president, secretary, and treasurer. How many different ways can this be done?

Use the following cell phone airport data speeds (Mbps) from a particular network. Find P70- 0.6 먼 0.4 0.5 0.5 0.4 0.7 0.3 0.4 1.4 0.1 0.2 0.2 1.2 1.3 1.4 0.7 0.6 0.6 0.7 3.7 4.5 4.6 0.6 2.8 2.8 3.2 1.9 2.1 2.3 2.3 10.1 10.5 10.7 11.1 5.3 5.8 6.6 6.8 25.2 4.9 4.9 14.4 15.4 15.8 13.3 13.5 13.5 11.3 11.7 12.6 Mbps P70 = (Type an integer or a decimal. Do not round.) %3D