You will need to show your work on a blank piece of paper for several of these questions. Once you have finished the exam, take a picture of your work and upload it to the assignment called “Exam 1 Problems”.

A study was performed to determine the blood types of a group of astronauts. Create a simple frequency distribution for the data listed. Then, graph it.   Subject                Blood Type                                     Subject               Blood Type       1                               A                                                       11                               AB-        2                              O                                                       12                               B                  3                               A-                                                      13                               A                  4                               O                                                       14                               A       5                                B                                                        15                              O                 6                                A-                                                      16                              AB-       7                                A                                                        17                              O       8                                B                                                        18                              O       9                                AB-                                                   19                              O       10                             A                                                        20                              O

1.7 Die totale massa van ‘n motorfiets en bestuurder is 325 kg. Hy rem en kom tot rus vanaf ‘n spoed van 22 m.s-1 in ‘n tyd van 10 s. Die maksimum energie wat oorgedra kon word na hitte energie deur die remme is: (2)

1.10 Two stones, X (mass 1 kg) and Y (mass 2 kg), are dropped from a bridge at the same time. The initial velocity of each stone is zero. Which one of the following statements is the best description for the movement of both stones? Ignore all effects of friction. (2)

1.5 Twee klippe, X (massa 1 kg) en Y (massa 2 kg), word gelyktydig van ’n brug laat val. Die aanvanklike snelheid van elke klip is nul. Watter een van die volgende stellings is die beste beskrywing vir die beweging van beide klippe? Ignoreer alle effekte van wrywing. (2)

According to Jerome Frank, all forms of therapy have three (3) essential features.  Name them.

1.6 Watter EEN van die volgende vergelykings verteenwoordig die beginsel van die behoud van meganiese energie? (2)

Question 10. Solve the Cauchy-Euler differential equation

What is the biggest problem in determining the effectiveness of treatment?

Describe the role of the following Psychoanalysis. Defense mechanisms Free association