indices & surds

The line graph indicates the number of Health care centers in different localities. What does the second number in the ordered pair (7, 4) represent? => health care or line graph or number of health care centers or localities..

The line graph indicates the number of cars sold (in hundreds) in a country during different months of a year. What is the difference between the number of cars sold (in hundreds) in the months of November and September? => 80 or 100 or 60 or 40..

It is accepted that in the population there is a relationship between the experience and level of income. However, in the sample, the statistical analysis indicates that one cannot reject the null hypothesis at 5% level and thus the null hypothesis is accepted. Identify the type of error ..

The following line graph indicates the number of cars sold (in hundreds) in a country during different months of a year. Between which two months was there the highest increase in the number of cars sold? => Aug Sept or Sept Oct or Oct Nov or July Aug..

The line graph indicates the number of cars sold (in hundreds) in a country during different months of a year. What is the difference between the number of cars sold (in hundreds) in the months of November and July? => 80 or 60 or 100 or 20..

What does AB ‾ indicate in the triangle shown? => altitude or perpendicular bisector or angular bisector or median..

In a magazine report, it was stated that the proportion of students in private schools is around 12 percent. A sample of 380 students from a particular state indicated that 48 attended private schools. Estimate the true proportion of students attending private schools with 90% confidence...

Past records indicated that pass percentage of the high school students in a school was 85%. New techniques are adopted for teaching and it was observed that 182 students passed out of a random sample of 200. At α = 0.01, is there enough evidence to support the claim that the new te..

Determine the distribution for the following formula, indicating whether it is a probability distribution or not and find P(2) + P(4). P(X) = X 1 2 for X = 1, 2, 4, 5. => probability distribution, 0.6 or probability distribution, 0.5 or not a probability distribution, 0.5 or not a probabi..

Graph the quadratic function y = 3 x 2 . Indicate whether the parabola opens up or down. Determine the equation of the axis of symmetry and the coordinates of the vertex. Also mention if the vertex is a maximum or a minimum point. => Graph 1; opens up; x = 0; (0, 1); Minimum point or Grap..