Obtain the most suitable correlation coefficient (Pearson or Spearman) for the following exercises and justify the method: We want to analyze if there is a correlation between the grades obtained in mathematics and those obtained in history, for which 6 students have been selected: Math (x) History (Y) ww ww 10 8 8 9. 9. 10 7 7 6

Q: 5. If a number plus 4 equals two times 6, what is the number?

A:

Q: 11,000 dollars is invested into two account, one at 8% and the other at 4.5%. How much must be…

A: Let amount invested in 1st account = $ x Amount invested in 2nd account = $ (11000-x) Interest on…

Q: 2/5 of the fruits that Emmanuel bought were oranges. The rest were apples. Each apple cost $0.50 and…

A:

Q: do it in as less steps as possible

A: Step 1: Step 2: Step 3: Step 4:

Q: sHOW ME MORE STEPS. i CAN'T COME UP WITH THAT NUMBER

A: Given:A car is bought for $11,990 at an  interest rate 15% applied monthly for 10 years.    We are…

Q: Danny has 2/3 as many toy cars as Jack. They have a total of 75 toy cars. How many toy cars does…

A:

Q: Could you just a brief explanation of how each step is done?

A:

Q: Solve for A. 2 -1 A = 1 0 -1 A = %3D

A: To find A

Q: Solve for x. 6 X+ 4) 12

A:

Q: (1а)20 a - 1-06 2

A: According to question,Given expression,1-11+a20a=-1.062

Q: Solve 3/I + 10 – 5 = 4 for z न ]

A:

Q: Josh live 1 4/5 miles from the park. So far he walked 2/3 of the distance from his house to the…

A: Here we have to find out the how many distance josh walk

Q: 35 2x 21

A: Given information:

Q: Solve TB +4=AB+2F for B

A: To solve  for .

Q: 3 X 15

A: We have a property when two chords intersect each other.

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.