Directions: Read and understand the problems below. Write the letter of STRICTLY NO ERASURE. 1-5: Given 50 multiple-choice items in their final test in Mathematics, the scores of following: 23 38 28 46 22 20 18 34 36 35 44 21 18 43 21 26 37 29 13 36 1. Find the value of the lower quartile. A, 20 B, 21 C. 22 D. 23 2. How many students belong to the top 25% of the class? A 2 B. 3 C. 4 D. 5 3. Find the value of D3? A. 18 B. 20 C. 21 D, 22 4. How many students belong to P75? A. 13 B, 14 C. 15 D. 16 5. Find the value of Ds. A. 28 B, 29 c, 34 D. 36​

Choose the graph that matches the following system of equations: 7x + 2y = −6 6x − 7y = 21 a line includes points negative 2 comma 4 and 0 comma negative 3. a line includes points 6 comma 2 and 0 comma negative 3 a line includes points 0 comma negative 3 and 6 comma 2. a line includes points negative 2 comma 1 and negative 3 comma 4 a line includes points 0 comma negative 3 and negative 1 comma 4. a line includes points 0 comma negative 3 and negative 1 comma 3 a line includes points 0 comma 3 and negative 1 comma negative 3. a line includes points 0 comma negative 3 and negative 2 comma 4.

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

What is the solution of log2  (3x  -  7)  =  3? 4 5