Joe and Nick had an equal number of coins at first. After Joe gave away 652 coins and Nick gave away 140 coins, Nick had 5 times as many coins as Joe. How many coins did each of them have at first?

2:16 mylab.pearson.com/ + K For the accompanying data set, (a) draw a scatter diagram of the data, (b) by hand, compute the correlation coefficient, and (c) determine whether there is a linear relation between x and y. Click here to view the data set. Click here to view the critical values table. (a) Draw a scatter diagram of the data. Choose the correct graph below. A. 0- C. O D. Ay Ay Q 20- 20- 20+ 20- ÎNALS TALLE TALE DALE 10 10 10 10 0 ||| B. Critical Values for Correlation Coefficient = 0 Critical values for the correlation coefficient Print n 3 0.997 4 0.950 5 0.878 6 0.811 7 0.754 8 0.707 9 0.666 10 0.632 11 0.602 12 0.576 13 0.553 14 0.532 15 0.514 16 0.497 17 0.482 18 0.468 19 0.456 20 0.444 21 0.433 22 0.423 23 0.413 24 0.404 25 0.396 26 0.388 27 0.381 28 0.374 29 0.367 30 0.361 n Done 0- O 0 Vol) 1 LTE 4G 45% - X 0- 3 0 :

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The r-value shows if there is a difference between the two variables being tested.  Group of answer choices True False

You can retry this questIon below Get a Sitfiliar question The blue catfish (Ictalurus Furcatus) is the largest species of North Amercian catfish. The current world record stands at 143 pounds, which was caught in the John H. Kerr Reservoir (Bugg's Island Lake) located in Virginia. According to Amercian Expedition, the average weight of a blue catfish is between 20 to 40 pounds. Given that the largest blue catfish ever caught was at the John H. Kerr Reservoir, you believe that the mean weight of the fish in this reservoir is greater than 40 pounds. a) If you going to test this claim at the 0.05 significance level, what would be your null and alternative hypotheses? b) What type of hypothesis test should you conduct (left, right, or two-tailed)? O left talled right-talled O two-talled Question Help: O Message instructor Submit Question esc %23 24 2 3 4 8 Q E tab Y U A S caps lock G H K shift C V control option command JI

The following table shows the hot dogs bought from a street vendor over the course of eight days​ ("Demand"). Also shown is the temperature for each day in degrees Celsius. Complete parts a and b below.

help please answer in text form with proper workings and explanation for each and every part and steps with concept and introduction no AI no copy paste remember answer must be in proper format with all working