Para Bowla
Quad Squad
Factor This
Functions on the Runway
Correlation Sensation
100

The shape of a parabola with a maximum

What is a frowning curve, or an upside-down U?

100

The standard form of a quadratic function.

What is y = ax2 + bx + c?

100

The solution(s) to (v - 4)(v - 7) = 0, using the zero product property.

What are 4 and 7?

100

The model to use when there is a common difference in output for every constant difference in input.

What is a linear model?

100

The strength and direction of correlation when r = -0.872

What is a strong negative correlation?

200

A parabola that is concave up (opens up) has its _____________ value at the vertex

What is its minimum?

200

This divides a parabola into two equal halves that are mirror images of each other.

What is the axis of symmetry?

200

DOUBLE JEOPARDY The solution(s) to: (4t + 1)(t - 2) = 0

What is -1/4 or 2?

200

The model used when there is a common 2nd difference (difference between the differences)

What is a quadratic model?

200

Equation for line of best fit for this (x, y) data (rounded to nearest hundredth): (76, 0), (83, 4.5), (84, 3.6), (81, 1.5), (78, 4.8)

What is y = 0.31x - 22.09 ?

300

DOUBLE JEOPARDY 

The direction in which a parabola opens, when coefficient a in the quadratic function is negative.

What is downward?

300

The equation for the axis of symmetry, given standard form.

What is ___ ?

x=-b/(2a)

300

The factors of t2 +3t - 54

What are (t + 9) and (t - 6)?

300

The type of model that best fits: (-2,-3) (-1,0) (0,1) (1,0) (2,-3) (hint: Graph the points)

What is a quadratic model?

300

DOUBLE JEOPARDY! Percentage of girls who chose soccer as their favorite sport (to nearest tenth):

What is 48.3%?

400

When coefficient a >1 in standard form, the shape of the parabola is _________ compared to its parent function y = x2 .

What is narrower?

400

The solution to r2 + 4 = 20 (hint: take the square root).

What is ___ ?

+-4

400

The solution(s) to: p2 - 4p = 21

What are -3 and 7?

400

The equation that best fits a function with a slope of 3 and a y-intercept of -2.

What is y = 3x - 2?

400

A comparison of the means and standard deviations of the number of runs scored by these two baseball teams:
Team A: 4, 8, 5, 12, 3, 9, 5, 2
Team B: 5, 9, 11, 4, 6, 11, 2, 7

What is mean A < mean B,
std. dev. A > B?
(means: A=6, B=6.875;
std. dev.: A=3.16, B=3.06)

500

The possible numbers of real roots or zeros for a quadratic function.

What are 2, 1 or zero?

500

The place on a coordinate plane where the zeros of a function are found.

What is the x axis?

500

The solution(s) to 3x2 + 12 = 0

What is no real solutions?

500

The model that fits when there is a common ratio between outputs

What is an exponential function?

500

An example of a causal relationship between two variables in real life, and the sign of r.

What is ... amount of water and time to boil (+); time on phone and time sleeping (-); height of parents and height of children (+); # of correct answers on a test and score (+); volume on radio and loudness (+); distance driven and gas used (+); running speed and time to finish (-); etc.

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