Develop a project network for this problem. Determine the ES, EF, LS, LF, and slack time for each activity. Also determine the total project completion time and the critical path(s).

The r code for side by side boxplot of vitamind v newage and vitamin d v country. Scatterplot code for relationship between vitamin d level and age.

The basketball coach at a local college believes that his team scores more points at home games when more people show up. Below is a list of all home games last year with scores and corresponding attendance. Use Excel, SPSS, or work by hand to show your work finding r. Show your work on the attached pages. Score Attendance   Score Attendance 54 380   67 410 57 350   78 215 59 320   67 113 80 478   56 250 82 451   85 450 75 250   101 489 73 489   99 472 53 451       What is the obtained t-score for this correlation? What is the critical t-score for a two-tailed test with a = 0.05? Is this correlation significant based on the t-scores?

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please assist where the blank areas are on the table.   Are there differences in airfare depending on which travel agency website you utilize? The following data were collected on travel agency websites on July , . The following table contains the prices in U.S. dollars for a one-way ticket between the cities listed on the left for each of the three travel agency websites. Here the pairs of cities are the blocks and the treatments are the different websites. data below in table:     Websites           Flight From ‒ To Expedia ($)   TripAdvisor ($)   Priceline ($)   Atlanta to Seattle 176.00   166.00   175.80   New York to Los Angeles 195.00   195.00   206.20   Cleveland to Orlando 77.00   72.00   76.21   Dallas to Indianapolis 149.00   149.00   148.20   Use to test for any significant differences in the mean price of a one-way airline ticket for the three travel agency websites. If your…

Continue monitoring the process. A second ten days of data have been collected, see table labeled “2nd 10 Days of Monitoring Reservation Processing Time” in the Data File. Develop Xbar and R charts for the 2nd 10 days of monitoring. Plot the data for the 2nd 10 days on the Xbar and R charts. Is the reservation process for the 2nd 10 days of monitoring in control?  If the control chart indicates an out-of-control process, note which days, the pattern, and whether it is the Xbar or R chart.   Based on the X-bar and R Charts that you developed for the 2nd 10 days of data, is the process in control?   Group of answer choices No. The X-bar and R Charts are both out of control. No. The X-bar Chart is in control, but the R Chart is out of control. No. The R Chart is in control, but the X-bar Chart is out of control. Yes. The X-bar and R Charts are both in control.

A small computer company runs four manufacturing plants, each of which produces two models of computer laser printers: Model A and Model B. The double bar graph below shows the number of printers of each model produced during the last year. Use this graph to answer the questions. Number of printers 600 500- 400- 300- 200+ 100- 0- Woodland Downtown Pineview Valley Plant Model A Model B (a) Estimate the number of Model A printers produced at the Valley plant. 450 Model A printers (b) Which plants produced more Model B printers than Model A printers? Check all that apply. Woodland Downtown Pineview (c) Estimate the total number of printers produced at the Downtown plant. 650 printers Valley

Recently, management at Oak Tree Golf Course received a few complaints about the condition of the greens. Several players complained that the greens are too fast. Rather than react to the comments of just a few, the Golf Association conducted a survey of 100 male and 100 female golfers. The survey results are summarized here. Excel File: data02-31.xlsx Male Golfers Male Green Condition Handicap Under 15 15 or more 25 25 a. Complete the crosstabulation shown below. Green Condition Gender Too Fast Fine Female 35 40 Too Fast 10 65 60 Fine 40 Total 100 100 Female Golfers 200 Green Condition Handicap Under 15 15 or more Too Fast 1 Note: This exercise is an example of Simpson's Paradox. 39 Fine 9 Total 75 125 Which group shows the highest percentage saying that the greens are too fast? Females, at 40% b. Refer to the initial crosstabulations. For those players with low handicaps (better players), which group (male or female) shows the highest percentage saying the greens are too fast? For…

Describe the three primary charts and graphs used to organize and display data.

Just need help with part 3, thank you!