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Correlation
of values
+52%
In sync
of periods
51%
History
monthsmonths · through 2026-05
545
These move in the same direction about 51% of the time
Their swing sizes loosely line up (~27% of the pattern is shared).
Roughly random — these don't track each other in a meaningful way.
Both lines start at the same point — easy to compare when growth rates are similar.
What to Watch
CPI: Used Cars & Trucks moves ~18 months before USD/THB Exchange Rate
Watch CPI: Used Cars & Trucks for an early read on USD/THB Exchange Rate.
Holds in both up and down markets
The relationship is similar whether prices are rising or falling — reliable in both directions.
Advanced
Statistics
In sync(i)
51%
Headline metric
Movement correlation(i)
+52%
Based on values
95% CI
N/A
Likely range
Pipeline
Pipeline Summary
545 paired data points survived the monthly window.
Raw input
881
11,336
Normalized
881
11,336
Prepared
881
547
Aligned
545
545
Invalid removed
27%
Variance explained
Significance
N/A
Statistical confidence
Data points(i)
545
Robust
Time-Shifted Correlation
See how correlation changes when one series is offset in time. A taller bar at a non-zero shift means the two move together better when one leads the other — that's a potential lead/lag signal.
Correlation by shift
Click a bar to inspect. Range: -18 to 18 months.
Selected shift
+18 months
Correlation at this shift
+61%
+8% stronger than no-shift baseline
USD/THB Exchange Rate shifted 18 months earlier. Reads: "Does CPI: Used Cars & Trucks today line up with USD/THB Exchange Rate 18 months from now?"
527 overlapping points at this shift
Baseline
+52%
No-shift correlation, matching the main time-series chart above.
Peak shift
+18 months
+61%
A non-zero peak suggests one series lines up better when shifted against the other.
Stability
How the correlation evolves over time. A stable line means the relationship is reliable; large swings signal regime-dependent behavior.
Do They Crash Together?
How these series behave when markets are rising, falling, or diverging. A correlation that holds in drawdowns is very different from one that only works in rallies.
Both Rising
-9%
20 periods · Return correlation when both series rose
Both Falling
-1%
12 periods · Return correlation when both series fell
Diverging
-28%
31 periods · Return correlation when series moved apart
Scatter
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
338
A: 336 / B: 2
Series A
CPI: Used Cars & Trucks
CUSR0000SETA02
FRED · 881 raw → 881 prepared
Series B
USD/THB Exchange Rate
DEXTHUS
FRED · 11,336 raw → 547 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
25
Estimated crossover points between normalized spreads.
Slope
0.1249
Linear regression slope.
Intercept
14.0285
Linear regression intercept.
Saved 3 months ago · ID: fred-cusr0000seta02_fred-dexthus_monthly_5y